The ancestry of some of America's biggest screen stars has been traced back to Britain after close scrutiny of immigration records. Tom Cruise and Halle Berry are just two of the big names checked out by website Ancestry.co.uk. The company has released passenger lists for shipping voyages from the UK to America between 1820 and 1960 proving the Top Gun actor descends from a Welsh family through his paternal great-great-grandfather, DYLAN HENRY MAPOTHER, who emigrated to Louisville, Kentucky in 1850. Meanwhile, Berry can boast Liverpool connections after her maternal grandmother set sail from the city to Philadelphia with her mother in 1912, aged just nine months. Other US celebs with British backgrounds include 'Scottish' business tycoon Donald Trump and 'London' First Lady LAURA BUSH.